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 Issue dateTitleTopic
RBG-48245, Part 21 Notification of a Failure to Comply Identified During Preinstallation Testing on a Motor Driven Relay24 August 2023Part 21 Notification of a Failure to Comply Identified During Preinstallation Testing on a Motor Driven Relay
ML23207A07614 July 2023EN 56557 - Update to Part 21 Report Re Potential Defect with Trane External Auto/Stop Emergency Stop Relay Card Pn: XI2650728-06
ML23066A2217 March 2023Velan, Inc. - Revised Part 21 Notification Re Butterfly Valves Found to Have a Number of Fasteners Loose
ML21168A21717 June 2021GE Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Fuel Support Side Entry Orifice Meta-Stable Flow for 2 Beam Locations in the BWR/6 ReactorsOperability Determination
Fuel cladding
M210077, GE Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Fuel Support Side Entry Orifice Meta-Stable Flow for 2 Beam Locations in the BWR/6 Reactors17 June 2021GE Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Fuel Support Side Entry Orifice Meta-Stable Flow for 2 Beam Locations in the BWR/6 ReactorsOperability Determination
Fuel cladding
M200087, GE-Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Non-Conservative BWR/6 Side Entry Orifice (SEO) Loss Coefficients24 June 2020GE-Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Non-Conservative BWR/6 Side Entry Orifice (SEO) Loss CoefficientsOperability Determination
Fuel cladding
ML20176A43224 June 2020GE-Hitachi Nuclear Energy Americas, LLC - 10 CFR Part 21.21(d)-Reportable Condition: Non-Conservative BWR/6 Side Entry Orifice (SEO) Loss CoefficientsOperability Determination
Fuel cladding
ML19002A20421 December 2018to Engine Systems, Inc., Part 21 Report Re Emd Fuel and Soakback Pumps - Potentially Undertorqued Cover Bolts
ML18354A7424 December 2018Engine Systems, Inc., Submittal of 1OCFR21 Reporting of Defects and Non-Compliance - Report No. 1OCFR21-0123, Rev. 0 - Emo Fuel and Soakback Pumps - Potentially Undertorqued Cover Bolts
ML17194A82511 July 2017Part 21 Report Re Wedge Pin Failure in Anchor Darling Motor Operated Double Disc Gate Valves with Threaded Stem to Upper Wedge ConnectionsAnchor Darling
ML17179A3787 June 2017TE Connectivity - Part 21 Transfer of Information TE-023
ML17114A06919 April 2017Part 21 Report - Control Rod Drive Mechanisms Contaminated with ChloridesSafe Shutdown
Stress corrosion cracking
Pressure boundary leak
ML17081A45320 March 2017Part 21 - Plastic Jar Dedication Sampling
ML17026A41420 January 2017C&D Technologies, Inc. - Part 21 - Plastic Jar Dedication Sampling
ML16294A26418 October 2016Part 21 Report - Defective Current to Pressure Transducers
ML16281A27022 September 2016Part 21 - Initial Notification of Masterpact Breaker Fail to Close
ML16278A47122 September 2016Notification of 10 CFR Part 21 Condition, Masterpact Breaker Fail to Close
ML16252A27429 August 2016Azz/Nli - Part 21 Report - Potential Allen Bradley Timing RelayCommercial Grade
ML16243A47426 August 2016Potential Part 21 Unqualified Component in Certain Allen Bradley Timing RelaysCommercial Grade
ML16238A18615 August 2016Update - Report of Potential l0CFR Part 21, Allen Bradley Timing Relay Model 700RTC-NRC Event Number 51030, Accession Number ML15134A016Commercial Grade
ML16232A60415 August 2016Potentially Unqualified Component in Certain Allen Bradley Timing RelaysCommercial Grade
ML16209A04813 July 2016Part 21 - Initial Notification of Masterpact Breaker Fail to Close
ML16154A20726 May 2016Part 21, Azz/Nli Nuclear Logistics, Inc., Potentially Unqualified Component in Certain Allen Bradley Timing Relays Model 700RTCCommercial Grade
ML16194A19925 May 2016Azz/Nli - Update - Report of Potential 10CFR Part 21, Allen Bradley Timing Relay Model 700RTCCommercial Grade
ML16139A83313 May 2016Part 21 - Initial Notification of Masterpact Breaker Fail to Close
ML16139A83213 May 2016Part 21 - Initial Notification of Masterpact Breaker Fail to Close
ML16111A4208 April 2016Part 21 Report No. P21-04302015, Rev. 1 Regarding Potentially Unqualified Component in Certain Allen Bradley Timing Relays, Per Browns Ferry, Ginna, Millstone, Nine Mile Point, North Anna, Ft. Calhoun, Perry, River Bend, South Texas ProjectCommercial Grade
ML15134A0161 May 2015Part 21 Report Regarding Potentially Unqualified Component in Certain Allen Bradley Timing RelaysCommercial Grade
ML15159A56830 April 2015Report of Potential 10CFR Part 21, Allen Bradley Timing Relay Model 700RTCCommercial Grade
ML15103A2446 April 2015Part 21 Report - Deviation of Hk Circuit Breaker Close Latch SpringCommercial Grade Dedication
ML15099A0432 April 2015Amendment to Event Number 50299, 10 CFR Part 21 Notification, Potentially Defective Pressure & Temperature Switches
ML15099A0422 April 2015Notification of Part 21 Report - Potentially Defective Pressure & Temperature Switches
ML15022A65020 January 2015Letter from Steven R. Eisenberg USNRC 10CFR Part 21 Notification
ML14337A09424 November 2014Notification of Potential Part 21 - Lack of Proper Power Supply Indication
ML14329A06319 November 2014Notification of Potential Part 21 Re Lack of Proper Power Supply Indication
ML14265A04912 September 2014Amendment to Part 21 Report from Abb, Inc Re Deviation of K-Line Circuit Secondary Close Latch (Event #50371)
ML14237A12115 August 2014Notification of Potential Part 21 Re Notice of Deviation Regarding K-Line Circuit Breaker Secondary Close Latch
ML14213A09924 July 2014Notification of Part 21 Report - Potentially Defective Pressure & Temperature Switches
ML14204A70723 July 2014Completed Evaluation of Part 21 Potentially Reportable Condition Notification: Unseating of Valve Spring on SSPVAffidavit
ML14204A70823 July 2014Enclosure 2, Description of Closure Evaluation, Non-Proprietary Information - Class I (Public)Safe Shutdown
Shutdown Margin
Scram Discharge Volume
Failure to Scram
ML14210A01023 July 2014Part 21 - Unseating of Valve Spring on Scram Solenoid Pilot ValveSafe Shutdown
Shutdown Margin
Scram Discharge Volume
Failure to Scram
Affidavit
ML14071A47726 February 2014Report of Potential Defect Per 1OCFR Part 21 Primary Disconnect Assembly
ML14069A46726 February 2014Part 21 Report Involving a Potential Manufacturing Defect in Replacement Masterpact Cradles
ML13165A34212 June 201360-Day Interim Report Involving an Evaluation of a Design Change to Magne-Blast Circuit Breakers
ML13064A01225 February 2013Notification of Potential Part 21 Report Re Wedge Pin Failure of an Anchor/Darling Double-Disc Gate ValveAnchor Darling
ML13044A0758 February 2013Part 21 - Completed Evaluation for Potential Error in Main Steam Line High Flow Calculational MethodologyPower Uprate
ML13042A0968 February 2013Completed Evaluation of Part 21 Potentially Reportable Condition Notification: Error in Main Steam Line High Flow Calculational MethodologyPower Uprate
ML12352A12313 December 201260-Day Interim Report Involving an Evaluation of a Design Change to Magne-Blast Circuit Breakers
ML12348A13613 December 2012Part 21 60-Day Interim Report Notification: Adequacy of Design Change in Am Magne-Blast Circuit Breakers
ML12347A30812 December 2012Part 21 60-Day Interim Report Notification: Error in Main Steam Line High Flow Calculational Methodology
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